X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8650108199bf799f21e29811cddaefd579c98c88..8a2a5a449eeedc95cbd88d5638516c98a5e92a6c:/include/wx/ipcbase.h

diff --git a/include/wx/ipcbase.h b/include/wx/ipcbase.h
index 523f1d8e37..660a339121 100644
--- a/include/wx/ipcbase.h
+++ b/include/wx/ipcbase.h
@@ -38,8 +38,8 @@ enum wxIPCFormat
   wxIPC_PRIVATE =          20
 };
 
-class WXDLLIMPEXP_BASE wxServerBase;
-class WXDLLIMPEXP_BASE wxClientBase;
+class WXDLLIMPEXP_FWD_BASE wxServerBase;
+class WXDLLIMPEXP_FWD_BASE wxClientBase;
 
 class WXDLLIMPEXP_BASE wxConnectionBase: public wxObject
 {
@@ -61,12 +61,12 @@ public:
   virtual bool Execute(const wxString& str)
     { return Execute(str.c_str(), -1, wxIPC_TEXT); }
   virtual wxChar *Request(const wxString& item, int *size = (int *) NULL, wxIPCFormat format = wxIPC_TEXT) = 0;
-  virtual bool Poke(const wxString& item, wxChar *data, int size = -1, wxIPCFormat format = wxIPC_TEXT) = 0;
+  virtual bool Poke(const wxString& item, const wxChar *data, int size = -1, wxIPCFormat format = wxIPC_TEXT) = 0;
   virtual bool StartAdvise(const wxString& item) = 0;
   virtual bool StopAdvise(const wxString& item) = 0;
 
   // Calls that SERVER can make
-  virtual bool Advise(const wxString& item, wxChar *data, int size = -1, wxIPCFormat format = wxIPC_TEXT) = 0;
+  virtual bool Advise(const wxString& item, const wxChar *data, int size = -1, wxIPCFormat format = wxIPC_TEXT) = 0;
 
   // Calls that both can make
   virtual bool Disconnect(void) = 0;
@@ -78,11 +78,11 @@ public:
                                wxIPCFormat WXUNUSED(format) )
                              { return false; }
 
-  virtual wxChar *OnRequest    ( const wxString& WXUNUSED(topic),
-                               const wxString& WXUNUSED(item),
-                               int *WXUNUSED(size),
-                               wxIPCFormat WXUNUSED(format) )
-                             { return (wxChar *) NULL; }
+  virtual const wxChar *OnRequest ( const wxString& WXUNUSED(topic),
+                                    const wxString& WXUNUSED(item),
+                                    int *WXUNUSED(size),
+                                    wxIPCFormat WXUNUSED(format) )
+                                  { return (wxChar *) NULL; }
 
   virtual bool OnPoke        ( const wxString& WXUNUSED(topic),
                                const wxString& WXUNUSED(item),